Issue 97: PWR Reactor Cavity Uncontrolled Exposures
DESCRIPTION
Historical Background
Over the past several years, the NRC staff has noted an unacceptably large number of overexposures and uncontrolled exposures associated with pressurized
Issue 95: Loss of Effective Volume for Containment Recirculation Spray
DESCRIPTION
Historical Background
This concern was raised by an NRC resident inspector who questioned the practice of leaving the refueling canal
Issue 92: Fuel Crumbling During LOCA
DESCRIPTION
Historical Background
Experiments conducted at several test facilities prior to 1984 showed that irradiated fuel can fragment (crumble) into smal
Issue 91: Main Crankshaft Failures in Transamerica DeLaval Emergency Diesel Generators
DESCRIPTION
Historical Background
On August 12, 1983, one of the three emergency diesel generators (EDG) at the Shoreham Plant failed during overload testing
Issue 90: Technical Specifications for Anticipatory Trips ICSB
DESCRIPTION
Historical Background
Reactor protection systems (RPS) or "scram" systems are tripped by many diverse signals.